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13181 Peneleos (1996 RS28)
Classification: Jupiter Trojan          SPK-ID: 2013181
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1360703158930962 6.1845e-08  
a 5.217114361009648 1.2291e-07 au
q 4.507219961856656 3.2177e-07 au
i 2.544515775830462 9.4919e-06 deg
node 10.97964234328774 0.00014834 deg
peri 104.2118802237176 0.0001548 deg
M 126.7899603263244 4.1628e-05 deg
tp 2456067.555868697416
(2012-May-20.05586870)
0.00048893 JED
period 4352.551935883459
11.92
0.00015381
4.211e-07
d
yr
n .08271009865088008 2.9227e-09 deg/d
Q 5.927008760162639 1.3963e-07 au
  Orbit Determination Parameters
   # obs. used (total)      693  
   data-arc span      13602 days (37.24 yr)  
   first obs. used      1978-03-15  
   last obs. used      2015-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53468  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:11:28  

Additional Information
 Earth MOID = 3.52329 au 
 Jupiter MOID = .196275 au 
 T_jup = 2.979 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.0 mag n/a MPO302147  

13181 Peneleos           Discovered 1996 Sept. 11 at the European Southern Observatory during the Uppsala-DLR Trojan Survey.
Peneleos, leader of Boeotia, killed by Eurypylus, is said to have been one of those inside the wooden horse.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1996 RS28 = 1978 EW8 = 1997 UY11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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